You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
74 lines
2.2 KiB
74 lines
2.2 KiB
4 months ago
|
/* Fetch live process registers from TID.
|
||
|
Copyright (C) 2013 Red Hat, Inc.
|
||
|
This file is part of elfutils.
|
||
|
|
||
|
This file is free software; you can redistribute it and/or modify
|
||
|
it under the terms of either
|
||
|
|
||
|
* the GNU Lesser General Public License as published by the Free
|
||
|
Software Foundation; either version 3 of the License, or (at
|
||
|
your option) any later version
|
||
|
|
||
|
or
|
||
|
|
||
|
* the GNU General Public License as published by the Free
|
||
|
Software Foundation; either version 2 of the License, or (at
|
||
|
your option) any later version
|
||
|
|
||
|
or both in parallel, as here.
|
||
|
|
||
|
elfutils is distributed in the hope that it will be useful, but
|
||
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
General Public License for more details.
|
||
|
|
||
|
You should have received copies of the GNU General Public License and
|
||
|
the GNU Lesser General Public License along with this program. If
|
||
|
not, see <http://www.gnu.org/licenses/>. */
|
||
|
|
||
|
#ifdef HAVE_CONFIG_H
|
||
|
# include <config.h>
|
||
|
#endif
|
||
|
|
||
|
#include <stdlib.h>
|
||
|
#if defined(__x86_64__) && defined(__linux__)
|
||
|
# include <sys/user.h>
|
||
|
# include <sys/ptrace.h>
|
||
|
#endif
|
||
|
|
||
|
#define BACKEND x86_64_
|
||
|
#include "libebl_CPU.h"
|
||
|
|
||
|
bool
|
||
|
x86_64_set_initial_registers_tid (pid_t tid __attribute__ ((unused)),
|
||
|
ebl_tid_registers_t *setfunc __attribute__ ((unused)),
|
||
|
void *arg __attribute__ ((unused)))
|
||
|
{
|
||
|
#if !defined(__x86_64__) || !defined(__linux__)
|
||
|
return false;
|
||
|
#else /* __x86_64__ */
|
||
|
struct user_regs_struct user_regs;
|
||
|
if (ptrace (PTRACE_GETREGS, tid, NULL, &user_regs) != 0)
|
||
|
return false;
|
||
|
Dwarf_Word dwarf_regs[17];
|
||
|
dwarf_regs[0] = user_regs.rax;
|
||
|
dwarf_regs[1] = user_regs.rdx;
|
||
|
dwarf_regs[2] = user_regs.rcx;
|
||
|
dwarf_regs[3] = user_regs.rbx;
|
||
|
dwarf_regs[4] = user_regs.rsi;
|
||
|
dwarf_regs[5] = user_regs.rdi;
|
||
|
dwarf_regs[6] = user_regs.rbp;
|
||
|
dwarf_regs[7] = user_regs.rsp;
|
||
|
dwarf_regs[8] = user_regs.r8;
|
||
|
dwarf_regs[9] = user_regs.r9;
|
||
|
dwarf_regs[10] = user_regs.r10;
|
||
|
dwarf_regs[11] = user_regs.r11;
|
||
|
dwarf_regs[12] = user_regs.r12;
|
||
|
dwarf_regs[13] = user_regs.r13;
|
||
|
dwarf_regs[14] = user_regs.r14;
|
||
|
dwarf_regs[15] = user_regs.r15;
|
||
|
dwarf_regs[16] = user_regs.rip;
|
||
|
return setfunc (0, 17, dwarf_regs, arg);
|
||
|
#endif /* __x86_64__ */
|
||
|
}
|